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<document id="B29E5506B479654A484D6186D44F051E" ID-CLB-Dataset="24911" ID-DOI="10.11646/phytotaxa.17.1" ID-GBIF-Dataset="65962ba7-eec1-40e7-aed6-cef94e99ca39" ID-ISSN="1179-3163" ID-Zenodo-Dep="3538362" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1573511149647" checkinUser="plazi" docAuthor="Henderson, Andrew" docDate="2011" docId="FA4887FA244DBD13FF37D84A1A03A79E" docLanguage="en" docName="Phytotaxa.17.1.pdf.imd" docOrigin="Phytotaxa 17" docStyle="DocumentStyle:F08184CE06D8A97EA3E6DE35D99648B0.3:Phytotaxa.2014-.monograph" docStyleId="F08184CE06D8A97EA3E6DE35D99648B0" docStyleName="Phytotaxa.2014-.monograph" docStyleVersion="3" docTitle="Geonoma laxiflora Martius 1823" docType="treatment" docVersion="7" lastPageNumber="85" masterDocId="0671FF82241EBD47FFA0DE421B3FA301" masterDocTitle="A revision of Geonoma (Arecaceae)" masterLastPageNumber="271" masterPageNumber="1" pageNumber="84" updateTime="1698765326825" updateUser="ExternalLinkService">
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<mods:title id="42FBB7D4D7FEEEA06CA27BA024D667DD">A revision of Geonoma (Arecaceae)</mods:title>
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<mods:name id="04792F9E8B733C21E3A24EC9A8A57DC0" type="personal">
<mods:role id="F0E5BD5760274816C934BA735EBBF647">
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<mods:namePart id="064FEB6BE8125E3F4208361E4B8BCE58">Henderson, Andrew</mods:namePart>
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<mods:title id="A6903DB145BAC0FE39EAA009445A4A70">Phytotaxa</mods:title>
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<mods:part id="8A403E57A741F46ABB2DA8F98E22875A">
<mods:date id="4C74F270F0511770B64C8F45662DD429">2011</mods:date>
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<mods:number id="FCE81CE6B704A94EA88E8CCEDCBC5BAE">2011-02-18</mods:number>
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<mods:number id="194EFBE114918E666ADD2A7451EB1E18">17</mods:number>
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<mods:identifier id="35D48E05761C8F2BA745C9E5C484FB80" type="CLB-Dataset">24911</mods:identifier>
<mods:identifier id="E082B52AA0D7F9484051BBBB17B0CAD0" type="DOI">10.11646/phytotaxa.17.1</mods:identifier>
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<treatment id="FA4887FA244DBD13FF37D84A1A03A79E" ID-DOI="http://doi.org/10.5281/zenodo.5609023" ID-GBIF-Taxon="160342470" ID-Zenodo-Dep="5609023" LSID="urn:lsid:plazi:treatment:FA4887FA244DBD13FF37D84A1A03A79E" httpUri="http://treatment.plazi.org/id/FA4887FA244DBD13FF37D84A1A03A79E" lastPageId="84" lastPageNumber="85" pageId="83" pageNumber="84">
<subSubSection id="3AFB6567244DBD14FF37D84A1EA2A523" box="[151,1437,1542,1570]" pageId="83" pageNumber="84" type="nomenclature">
<paragraph id="725E36EC244DBD14FF37D84A1EA2A523" blockId="83.[151,1437,1542,1677]" box="[151,1437,1542,1570]" pageId="83" pageNumber="84">
<emphasis id="4095EAFE244DBD14FF37D84A1B81A523" bold="true" box="[151,190,1544,1570]" pageId="83" pageNumber="84">31.</emphasis>
<taxonomicName id="B5E14D6F244DBD14FF67D8451982A523" ID-CoL="3FQLN" authority="Martius (1823: 12)" authorityName="Martius" authorityPageNumber="12" authorityYear="1823" box="[199,701,1542,1570]" class="Liliopsida" family="Arecaceae" genus="Geonoma" kingdom="Plantae" order="Arecales" pageId="83" pageNumber="84" phylum="Tracheophyta" rank="species" species="laxiflora">
<emphasis id="4095EAFE244DBD14FF67D8451A81A520" bold="true" box="[199,446,1542,1569]" italics="true" pageId="83" pageNumber="84">Geonoma laxiflora</emphasis>
<bibRefCitation id="16704B1D244DBD14FE67D84A1982A523" author="Martius, C." box="[455,701,1544,1570]" journalOrPublisher="Weigel, Leipzig, Germany" pageId="83" pageNumber="84" pagination="1 - 152" refId="ref123464" refString="Martius, C. (1823 - 1837) Historia Naturalis Palmarum. Volume 2: Genera et species. Weigel, Leipzig, Germany, pp. 1 - 152." title="Historia Naturalis Palmarum. Volume 2: Genera et species" type="book chapter" year="1823">Martius (1823: 12)</bibRefCitation>
</taxonomicName>
.
<typeStatus id="AD5A884E244DBD14FD6AD84A1877A523" box="[714,840,1544,1570]" pageId="83" pageNumber="84" type="lectotype">Lectotype</typeStatus>
(designated by
<bibRefCitation id="16704B1D244DBD14FBB5D84A1E31A523" author="Wessels Boer, J." box="[1045,1294,1544,1570]" journalOrPublisher="Verhandelingen der Koninklijke Nederlandsche Akademie van Wetenschappen, Afdeeling Natuurkunde. Tweede Sectie" pageId="83" pageNumber="84" pagination="1 - 202" part="58" refId="ref124810" refString="Wessels Boer, J. (1968) The geonomoid palms. Verhandelingen der Koninklijke Nederlandsche Akademie van Wetenschappen, Afdeeling Natuurkunde. Tweede Sectie 58: 1 - 202." title="The geonomoid palms" type="journal article" year="1968">Wessels Boer 1968</bibRefCitation>
):
<collectingCountry id="0AF6767C244DBD14FA85D84A1EA5A523" box="[1317,1434,1544,1570]" name="Brazil" pageId="83" pageNumber="84">BRAZIL</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection id="3AFB6567244DBD14FF37D86C1845A549" box="[151,890,1582,1609]" pageId="83" pageNumber="84" type="description">
<paragraph id="725E36EC244DBD14FF37D86C1845A549" blockId="83.[151,1437,1542,1677]" box="[151,890,1582,1609]" pageId="83" pageNumber="84">
<collectingRegion id="B025F80E244DBD14FF37D86C1A28A549" box="[151,279,1582,1608]" country="Venezuela" name="Amazonas" pageId="83" pageNumber="84">Amazonas</collectingRegion>
: Rio Japurá, no date,
<emphasis id="4095EAFE244DBD14FDB3D86C19FDA548" box="[531,706,1582,1609]" italics="true" pageId="83" pageNumber="84">C. Martius s.n.</emphasis>
(
<typeStatus id="AD5A884E244DBD14FD70D86C1801A549" box="[720,830,1582,1608]" pageId="83" pageNumber="84" type="lectotype">lectotype</typeStatus>
M!).
</paragraph>
</subSubSection>
<subSubSection id="3AFB6567244DBD13FF37D817185BA06B" lastPageId="84" lastPageNumber="85" pageId="83" pageNumber="84" type="reference_group">
<paragraph id="725E36EC244DBD14FF37D81719D3A58D" blockId="83.[151,1437,1542,1677]" pageId="83" pageNumber="84">
<treatmentCitationGroup id="52F111C2244DBD14FF37D81719D3A58D" pageId="83" pageNumber="84">
<taxonomicName id="B5E14D6F244DBD14FF37D81719DEA56D" ID-CoL="5P4XH" authority="Trail (1876: 326)" authorityName="Trail" authorityPageNumber="326" authorityYear="1876" box="[151,737,1621,1644]" class="Liliopsida" family="Arecaceae" genus="Geonoma" kingdom="Plantae" order="Arecales" pageId="83" pageNumber="84" phylum="Tracheophyta" rank="variety" species="laxiflora" variety="depauperata">
<emphasis id="4095EAFE244DBD14FF37D8171A5DA56D" box="[151,354,1621,1644]" italics="true" pageId="83" pageNumber="84">Geonoma laxiflora</emphasis>
var.
<emphasis id="4095EAFE244DBD14FE37D8171921A56D" box="[407,542,1621,1644]" italics="true" pageId="83" pageNumber="84">depauperata</emphasis>
<treatmentCitation id="F34010FD244DBD14FD85D81719DEA56D" author="Trail, W." box="[549,737,1621,1644]" page="326" pageId="83" pageNumber="84" year="1876">
<bibRefCitation id="16704B1D244DBD14FD85D81719DEA56D" author="Trail, W." box="[549,737,1621,1644]" journalOrPublisher="Journal of Botany" pageId="83" pageNumber="84" pagination="323 - 333" part="5" refId="ref124658" refString="Trail, W. (1876) Descriptions of new species and varieties of palm collected in the valley of the Amazon in north Brazil, in 1874. Journal of Botany 5: 323 - 333." title="Descriptions of new species and varieties of palm collected in the valley of the Amazon in north Brazil" type="journal article" year="1876">Trail (1876: 326)</bibRefCitation>
</treatmentCitation>
</taxonomicName>
. Type:
<collectingCountry id="0AF6767C244DBD14FC8FD81718ACA56D" box="[815,915,1621,1644]" name="Brazil" pageId="83" pageNumber="84">BRAZIL</collectingCountry>
. Amazonas: Ananaá, N bank of Rio Solimões,
<date id="065F102C244DBD14FA2FD8171A48A58D" pageId="83" pageNumber="84" value="1874-09-06">6 September 1874</date>
,
<emphasis id="4095EAFE244DBD14FE22D8341971A58D" box="[386,590,1653,1677]" italics="true" pageId="83" pageNumber="84">J. Trail 1024/CXVI</emphasis>
(
<typeStatus id="AD5A884E244DBD14FDFCD8371984A58D" box="[604,699,1653,1676]" pageId="83" pageNumber="84" type="holotype">holotype</typeStatus>
K!).
</treatmentCitationGroup>
</paragraph>
<paragraph id="725E36EC244DBD13FF37D8FE185BA06B" blockId="83.[151,1437,1724,2021]" lastBlockId="84.[151,1437,152,1183]" lastPageId="84" lastPageNumber="85" pageId="83" pageNumber="84">
<emphasis id="4095EAFE244DBD14FF37D8FE1BD9A5D7" box="[151,230,1724,1750]" italics="true" pageId="83" pageNumber="84">Plants</emphasis>
3.5(2.05.0) m tall; stems 3.0(1.94.0) m tall, 0.8(0.61.3) cm in diameter, clustered, cane-like; internodes 1.7(1.03.0) cm long, yellowish and smooth.
<emphasis id="4095EAFE244DBD14FCC2D8A61887A5FC" box="[866,952,1764,1789]" italics="true" pageId="83" pageNumber="84">Leaves</emphasis>
7(510) per stem, undivided or rarely irregularly pinnate, not plicate, bases of blades running diagonally into the rachis; sheaths 7.3(5.010.0) cm long; petioles 9.1(4.013.5) cm long, drying green or yellowish; rachis 20.6(11.531.5) cm long, 2.9(1.14.6) mm in diameter; veins not raised or slightly raised and triangular in cross-section adaxially; pinnae 1(13) per side of rachis; basal pinna length and width not applicable, forming an angle of 27(1435)° with the rachis; apical pinna 22.0(13.031.5) cm long, width not applicable, forming an angle of 23(1831)°.
<emphasis id="4095EAFE244DBD14FB52D9E61EA3A4BF" box="[1266,1436,1956,1982]" italics="true" pageId="83" pageNumber="84">Inflorescences</emphasis>
branched 12 orders; prophylls and peduncular bracts not ribbed with elongate, unbranched fibers, flattened, deciduous; prophylls 3.9(2.35.3) cm long, short, asymmetrically apiculate, the margins curved around the stem, the surfaces flat with dense, felty, brown tomentum, prophyll equal to and early deciduous with the peduncular bract, the surfaces not ridged, without unequally wide ridges; peduncular bracts 1.7(1.03.0) cm long, well-developed, inserted 0.2(0.10.4) cm above the prophyll; peduncles 3.8(2.25.5) cm long, 3.0(1.5 5.4) mm in diameter; rachillae 7(312), 24.2(9.731.0) cm long, 1.8(1.02.9) mm in diameter, the surfaces without spiky, fibrous projections or ridges, drying brown, with faint to pronounced, short, transverse ridges, not filiform and not narrowed between the flower pits; flower pits usually spirally arranged, sometimes decussately or tricussately, then the groups not closely spaced nor consistently arranged throughout the rachillae, glabrous internally; proximal lips without a central notch before anthesis, not recurved after anthesis, hood-shaped at anthesis, sometimes splitting post-anthesis; proximal and distal lips drying the same color as the rachillae, not joined to form a raised cupule, the proximal lip margins overlapping the distal lip margins; distal lips well-developed; staminate and pistillate petals not emergent, not valvate throughout; staminate flowers deciduous after anthesis; stamens 6; thecae diverging at anthesis, inserted almost directly onto the filament apices, the connectives bifid but scarcely developed; anthers short and curled over at anthesis; non-fertilized pistillate flowers deciduous after anthesis; staminodial tubes crenulate or shallowly lobed at the apex; staminodial tubes of non-fertilized pistillate flowers not projecting and persistent after anthesis;
<emphasis id="4095EAFE244ABD13FEA6DD401A7AA01D" box="[262,325,770,796]" italics="true" pageId="84" pageNumber="85">fruits</emphasis>
7.8(5.89.0) mm long, 6.6(5.77.4) mm in diameter, the bases without a prominent stipe, the apices not conical, the surfaces not splitting at maturity, without fibers emerging, not bumpy, not apiculate; locular epidermis without operculum, smooth, without pores.
</paragraph>
</subSubSection>
<subSubSection id="3AFB6567244ABD13FF66DD341A03A79E" pageId="84" pageNumber="85" type="distribution">
<paragraph id="725E36EC244ABD13FF66DD341ADDA0DF" blockId="84.[151,1437,152,1183]" pageId="84" pageNumber="85">
<emphasis id="4095EAFE244ABD13FF66DD341922A091" bold="true" box="[198,541,886,912]" pageId="84" pageNumber="85">Distribution and habitat:—</emphasis>
From 1°01
<geoCoordinate id="17D5502B244ABD13FD11DD34182BA091" box="[689,788,886,912]" degrees="12" direction="south" minutes="25" orientation="latitude" pageId="84" pageNumber="85" precision="925" value="-12.416667">12°25S</geoCoordinate>
and 63°33
<geoCoordinate id="17D5502B244ABD13FC08DD341F28A091" box="[936,1047,886,912]" degrees="76" direction="west" minutes="05" orientation="longitude" pageId="84" pageNumber="85" precision="925" value="-76.083336">76°05W</geoCoordinate>
in the western Amazon region of
<collectingCountry id="0AF6767C244ABD13FF37DDDF1A2DA0B6" box="[151,274,925,951]" name="Colombia" pageId="84" pageNumber="85">Colombia</collectingCountry>
,
<collectingCountry id="0AF6767C244ABD13FEBFDDDF1A52A0B6" box="[287,365,925,951]" name="Brazil" pageId="84" pageNumber="85">Brazil</collectingCountry>
,
<collectingCountry id="0AF6767C244ABD13FEDADDDF1ADDA0B6" box="[378,482,925,951]" name="Ecuador" pageId="84" pageNumber="85">Ecuador</collectingCountry>
,
<collectingCountry id="0AF6767C244ABD13FE4FDDDF1915A0B6" box="[495,554,925,951]" name="Peru" pageId="84" pageNumber="85">Peru</collectingCountry>
, and
<collectingCountry id="0AF6767C244ABD13FDCBDDDF19FAA0B6" box="[619,709,925,951]" name="Bolivia" pageId="84" pageNumber="85">Bolivia</collectingCountry>
at 161(80320) m elevation usually along river margins in lowland rainforest (
<figureCitation id="EADA2A69244ABD13FEDDDD861AEAA0DF" box="[381,469,964,990]" captionStart="FIGURE 22" captionStartId="85.[151,255,1615,1638]" captionTargetBox="[164,1420,579,1594]" captionTargetId="figure@85.[151,1436,561,1609]" captionTargetPageId="85" captionText="FIGURE 22. Distribution maps of Geonoma lanata, G. laxiflora, G. lehmannii subsp. lehmannii, and G. lehmannii subsp. corrugata." figureDoi="http://doi.org/10.5281/zenodo.3538406" httpUri="https://zenodo.org/record/3538406/files/figure.png" pageId="84" pageNumber="85">Fig. 22</figureCitation>
).
</paragraph>
<paragraph id="725E36EC244ABD13FF66DDA81953A753" blockId="84.[151,1437,152,1183]" pageId="84" pageNumber="85">
<emphasis id="4095EAFE244ABD13FF66DDA81AFFA705" bold="true" box="[198,448,1002,1028]" pageId="84" pageNumber="85">Taxonomic notes:—</emphasis>
This species is commonly associated with both
<taxonomicName id="B5E14D6F244ABD13FC57DDA81F9FA705" authorityName="Trail" authorityYear="1876" box="[1015,1184,1002,1028]" class="Liliopsida" family="Arecaceae" genus="Geonoma" kingdom="Plantae" order="Arecales" pageId="84" pageNumber="85" phylum="Tracheophyta" rank="species" species="leptospadix">
<emphasis id="4095EAFE244ABD13FC57DDA81F9FA705" box="[1015,1184,1002,1028]" italics="true" pageId="84" pageNumber="85">G. leptospadix</emphasis>
</taxonomicName>
and
<taxonomicName id="B5E14D6F244ABD13FB7BDDA81E67A705" authorityName="Kunth" authorityYear="1841" baseAuthorityName="Poiteau" box="[1243,1368,1002,1028]" class="Liliopsida" family="Arecaceae" genus="Geonoma" kingdom="Plantae" order="Arecales" pageId="84" pageNumber="85" phylum="Tracheophyta" rank="species" species="deversa">
<emphasis id="4095EAFE244ABD13FB7BDDA81E67A705" box="[1243,1368,1002,1028]" italics="true" pageId="84" pageNumber="85">G. deversa</emphasis>
</taxonomicName>
(e.g.,
<bibRefCitation id="16704B1D244ABD13FF37DA531A44A72A" author="Wessels Boer, J." box="[151,379,1041,1067]" journalOrPublisher="Verhandelingen der Koninklijke Nederlandsche Akademie van Wetenschappen, Afdeeling Natuurkunde. Tweede Sectie" pageId="84" pageNumber="85" pagination="1 - 202" part="58" refId="ref124810" refString="Wessels Boer, J. (1968) The geonomoid palms. Verhandelingen der Koninklijke Nederlandsche Akademie van Wetenschappen, Afdeeling Natuurkunde. Tweede Sectie 58: 1 - 202." title="The geonomoid palms" type="journal article" year="1968">Wessels Boer 1968</bibRefCitation>
) to which it is closely related. It differs from these in its prophyll surfaces which are flat and have dense, felty, brown tomentum.
</paragraph>
<paragraph id="725E36EC244ABD13FF66DA1C1A03A79E" blockId="84.[151,1437,152,1183]" pageId="84" pageNumber="85">
<emphasis id="4095EAFE244ABD13FF66DA1C1ACCA779" bold="true" box="[198,499,1118,1144]" pageId="84" pageNumber="85">Subspecific variation:—</emphasis>
No trait except leaf division varies within this species. One specimen (of 34) has a pinnate leaf.
</paragraph>
</subSubSection>
</treatment>
</document>